package com.wang.streamx;

import org.apache.flink.api.common.functions.FlatMapFunction;
import org.apache.flink.api.common.functions.MapFunction;
import org.apache.flink.api.common.restartstrategy.RestartStrategies;
import org.apache.flink.api.java.functions.KeySelector;
import org.apache.flink.api.java.tuple.Tuple2;
import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment;
import org.apache.flink.util.Collector;

public class UnboundedWC {

    public static void main(String[] args) throws Exception {


        StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();

        env.setRestartStrategy(RestartStrategies.fixedDelayRestart(3, 3000));

        //*8ads fasdfad
        env.socketTextStream("192.168.1.100", 9999)
                .flatMap(new FlatMapFunction<String, String>() {
                    @Override
                    public void flatMap(String s, Collector<String> collector) throws Exception {
                        for (String word : s.split(" ")) {
                            collector.collect(word);
                        }
                    }
                })
                .map(new MapFunction<String, Tuple2<String, Long>>() {
                    @Override
                    public Tuple2<String, Long> map(String s) throws Exception {
                        return Tuple2.of(s, 1L);
                    }
                })
                .keyBy(new KeySelector<Tuple2<String, Long>, String>() {
                    @Override
                    public String getKey(Tuple2<String, Long> t) throws Exception {
                        return t.f0;
                    }
                })
                .sum(1)
                .print();
        env.execute();


    }


}
